Botany
Introductory remarks—Description of the twining of the Hop—Torsion of the stems—Nature of the revolving movement, and manner of ascent—Stems not irritable—Rate of revolution in various plants—Thickness of the support round which plants can twine—Species which revolve in an ano...
Introductory remarks—Description of the twining of the Hop—Torsion of the stems—Nature of the revolving movement, and manner of ascent—Stems not irritable—Rate of revolution in...
2. Chapter 2Plants which climb by the aid of spontaneously revolving and sensitive petioles—_Clematis_—_Tropæolum_—_Maurandia_, flower-peduncles moving spontaneously and sensitive to a touc...
3. Chapter 3directed at right angles to the line joining the opposite leaves; its length was in one case only 1⅜, and in another case 1¾ inch; so that the young leaves were moved a very sho...
4. Chapter 4Nature of tendrils—BIGNONIACEÆ, various species of, and their different modes of climbing—Tendrils which avoid the light and creep into crevices—Development of adhesive discs—Ex...
5. Chapter 5CUCURBITACEÆ.—Homologous nature of the tendrils—_Echinocystis lobata_, remarkable movements of the tendrils to avoid seizing the terminal shoot—Tendrils not excited by contact w...
6. Chapter 6Plants climbing by the aid of hooks, or merely scrambling over other plants—Root-climbers, adhesive matter secreted by the rootlets—General conclusions with respect to climbing...